开采采矿的动态优化设计,考虑岩石质量的强度不确定性的全边界斜率
Shuai Wang1, Bo Cao2, Runcai Bai1
1College of Mining, Liaoning Technical University, Fuxin, 123000, China.
Scientific reports
|August 24, 2024
概括
本研究介绍了开采矿山坡道的动态优化方法,结合了岩石质量强度的不确定性和决策者的偏好. 新方法提高了坡度稳定性,并允许在整个矿区周围进行灵活,差异化的设计.
科学领域:
- 地质技术工程 地质技术工程
- 采矿工程 采矿工程 采矿工程
- 斜坡稳定性分析
背景情况:
- 露天矿山坡度稳定性至关重要,传统上依赖于有限的数据,忽视固有的不确定性.
- 目前的方法很难动态整合新的样本信息,以设计周边坡度.
- 这限制了适应性和差异化的斜率角度调整.
研究的目的:
- 为露天矿山斜坡提出一个动态优化方法,以解释岩石质量强度的不确定性.
- 通过考虑决策者的偏好,在整个周边范围内实现差异化的斜率角度设计.
- 提高斜坡设计的灵活性和适应性,以应对新的数据和运行条件.
主要方法:
- 为周边斜率设计开发了一种动态优化方法.
- 将岩石质量的强度不确定性纳入斜坡稳定性评估中.
- 每个区域设计的斜率角度,综合决策者的安全和经济偏好,最后的调整委托给现场人员.
主要成果:
- 动态设计方法成功地整合了岩石质量强度的不确定性和决策者的偏好.
- 一个案例研究表明,与传统方法相比,整体斜率角度大约增加了2.5°.
- 该方法为整个周围的斜坡提供了差异设计,提高了灵活性.
结论:
- 拟议的动态优化方法为开放式矿山坡道设计提供了更具适应性和效率的方法.
- 它有效地解决了不确定性和偏好,从而改善了斜率角度和安全性.
- 这种方法提高了决策的灵活性,并使优化,差异化的斜坡设计成为可能.
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